Spatial Autocorrelation (Nearby neighbors)
Quick Tests-- similarity among neighbors vs. overall similarity in the data set
(Nearest Neighbor; Nearby Neighbors)
Variogram-- plot of similarity as a function of distance between samples
…average for Nearby “steps”
“Nearby/Distant Neighbors” …from Sample #1 to all other samples
…(Distant - Nearby) / Distant
(Berry)